1561567552

素因数分解:

$2^6\times {\mathrm{661}}^1\times {\mathrm{36913}}^1$

素因数の和:37586

約数の個数: 28

約数和(自身を含む): 3103507636

約数和(自身を除く): 1541940084

約数列:

[1, 2, 4, 8, 16, 32, 64, 661, 1322, 2644, 5288, 10576, 21152, 36913, 42304, 73826, 147652, 295304, 590608, 1181216, 2362432, 24399493, 48798986, 97597972, 195195944, 390391888, 780783776, 1561567552]

約数ペア:

[(1, 1561567552), (2, 780783776), (4, 390391888), (8, 195195944), (16, 97597972), (32, 48798986), (64, 24399493), (661, 2362432), (1322, 1181216), (2644, 590608), (5288, 295304), (10576, 147652), (21152, 73826), (36913, 42304)]